1.

Why benezeneundergoes substitutions reaction rather than addition reactionunder normal conditions

Answer»

SOLUTION :(i) Eachcarbonatomin benzenepossesan unhybrisised p-orbitalcontainingone electron.Over ALLTHE sixcarbonatomsand aresaidto bedelocalised
(II) dueto delocalisationstrong`pi-`BONDIS formedwhichmakes themoleculestable.Henceunlikealkenesand alkynesben zeneundergonesubstitution reactionratherthanaddition reactionundernormalconditions


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